package com.hmall.api.client;


import com.hmall.api.config.DefaultFeignConfig;
import com.hmall.api.dto.ItemDTO;
import com.hmall.api.dto.OrderDetailDTO;
import com.hmall.api.fallback.ItemClientFallbackFactory;
import org.springframework.cloud.openfeign.EnableFeignClients;
import org.springframework.cloud.openfeign.FeignClient;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PutMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestParam;

import java.util.Collection;
import java.util.List;

/**
 * 局部生效
 */
//@FeignClient(value = "item-service",configuration = DefaultFeignConfig.class)
/**
 * 全局生效
 * 在需要全局生效的项目的启动类中添加
 * @EnableFeignClients(defaultConfiguration = DefaultFeignConfig.class)
 *
 */
@FeignClient(value = "item-service",fallbackFactory = ItemClientFallbackFactory.class)
public interface ItemClient {

    @GetMapping("/items")
    List<ItemDTO> queryItemByIds(@RequestParam("ids") Collection<Long> ids);
    @PutMapping("/items/stock/deduct")
    void deductStock(@RequestBody List<OrderDetailDTO> detailDTOS);
}
